• Double Suction Centrifugal Pump System 1
Double Suction Centrifugal Pump

Double Suction Centrifugal Pump

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Shanghai
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TT or L/C
Min Order Qty:
1 Set unit
Supply Capability:
1000 Sets Per Year unit/month

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Single-stage Single-suction Horizontal Centrifugal Pump 100 : Diameter of pump inlet and outlet (mm) 160 : Nominal diameter of impeller (mm) I
Q: I want to either get a kit to rebuild the water pump or just by the entire assembly, but im not sure which water pump/kit that i will need for a 1997 mercury 25 hp 2 stroke.Serial Number 0G474648,1997 year,model is 25el according to transom plate.Any help will be greatly appreciated.Thanks in advance.
Water pump rebuild kit from Mercury, part# 99157T2, about $65. The kit includes the impeller, all gaskets and seals, wear plate and pump body insert. Sierra marine offers a cheaper kit, but their kit does not include the wear plate or pump insert, and these parts cannot be purchased separately from Sierra, so I would not recommend this kit, unless your wear plate and pump insert have been previously changed in the last 3 years.
Q: I have a submersible pump outdoors for the water to my house. Indoors is a holding tank and pressure gauge. It seems the pressure gauge keeps slowly declining down to 20. Then when the toilet is flushed, the gauge kicks on and climbs to 50. Then left alone for a while the gauge again declines to 20. Do I have a leak somewhere? If so , where? Does the ballast inside the holding tank need to be pressurized? If so, how where? I seem to remember years ago, my husband did something with a bicycle tire air pump. Makes sense? Thanks
I assume you are saying that the pressure drops to 20 when no water is being drawn by any faucets, since that will naturally happen if water is drawn. Four things I would check - first look for leaky toilet float valves - the tank level will drop, and the valve will open periodically to refill the tank if the seal is bad on the float valve. Secondly, make sure you have a check valve installed on the supply line into the pressure tank to prevent water from flowing back down into the well. Third, you may need more air in the tank - I would put enough air in so that the off/on cycle was 60 seconds when one faucet was fully open drawing water. This would not be the cause of leakage, but it could increase the frequency of the 50 to 20 psi cycle. Fourth, I'd adjust the low pressure turn-on point up to over 30 vs. the 20 it is set for now - 20 is probably annoyingly low. Go for a gap of 20 psi from low to high - eg. 30 - 50 psi.
Q: Does anyone know or can show me a picture of the location of the water pump in the '97 Totota avalon please? I'm trying to replace mine.Please and Thank you :)
Front of engine block, behind fan and driven usually by the crankshaft.
Q: I've searched the net but cannot find exactly what I'm looking for and hoping someone out there can steer me in the right direction! Maybe I'm not looking in the right place....or do I have to fabricate my own? I'm up for the challenge!1) Trying to source a water pump that I'm going to power by HAND or a BICYCLE. 2) My choice of pump to give a continuous stream of water (very important) is a rotary (centrifugal) type or is there something else capable of a continuous output?3) This will NOT BE USED for potable water. SPECS:a) lightweight but durable, the smaller, the better. b) low RPM, high volume output and capable of producing/handling pressure. c) self-primingd) able to handle some small particulates in the water as I am using rain water. (from outside, NOT filtered, so the following may be present: bugs, dust, etc...) Thank you, in advance, for your help and would be nice to thank the individual(s) for a unique answer to my request at a later date so let me know you're preferred method of contact!
Those are widely used where hand or bicycle or animal power is common. It meets all your criteria except pressure. Depending on how much pressure you want/need a stand pipe or elevated tank might meet that requirement. If pressure is necessary, then go with a Double Acting Piston Pump and filter the suction. I recommend a Graded Sand Bed over the suction. I designed public water supply pumping stations drawing from rivers for years. Filtering the suction is no big deal.
Q: TDH what units are present in the pump parameters?
TDH, Total, Discharge, Head, that means the head, the unit is usually feet. 1 feet =0.3048 meters.
Q: and how do I get it to work 24 hours a day?and on the pump there is written: 2 A, and on another part: 220-240 Vdoes that mean its wattage is 440-480Watt?
You are correct Amps x Volts = watts and since there are about 750 watts per Hp then you have a 2/3 Hp motor. Water pumps can be either submerged in the well bore hole or located top side. A top side well pump relies on the air around it to cool the motor. THe motor may not be rated for continuous duty (see name plate on motor) and may only be rated for a limited amount of time it can be run before it needs a cool down period. (Typically motors are rated for continuous duty) Submersible well pumps are located under water in th well and use the water in contact with the motor housing to cool them. Cooling is thus related to the water flow around the motor and the availability of water. Normal well pump usage for a home is for brief periods when water is actually being used and to maintain system pressure. So unless you are constantly watering your lawn your pump should cycle on and off as necessary. Continuous running is a sign that there is a problem such as a leak, worn pump not achieving proper pressure, or pressure switch setting or similar issue not allowing proper shutdown. If you have a submersible well pump it will be very difficult to tell when it is running unless you can hear the motor contactor open and close or have an indicator light. A properly operating water system will pressurize an accumulator storage tank (water pumped into a tank which contains an air bladder that can be compressed). Once the tank is pressurized the pump shuts off and stays off until the pressure in the tank drops. Pressure drops when you use water or if the water leaks back into the well. At which time the pump runs again and tops off the tank. So in a properly operating system shutting off the well at night won't save you much because the pump should not be running. However if you have a leak and the pump is running a lot you can secure the power to the pump at night until you can get the system repaired
Q: 1997 Caravelle 1900BR3.0L HO Volvo PentaSX Cobra OutdriveI have a small leak coming from my raw water pump, it is not a continuous stream just a drop every now and then. The best I can tell it is coming from between the shaft and water pump housing. Is there just a small o-ring there? How can this be fixed?We're going to the lake for Memorial Day Weekend. Will I be alright with the small drip for over the weekend? Then I'll fix it when I can get the parts.
Well I don't know what mavrick is smoking but obviously he hasn't got a clue about a raw water pump on a volvo. He probably is on a sail boat. Here it is. There is a non replaceable seal on the shaft in the back of the pump.You have a 12 year old boat. Its time it went bad. The only way to repair it is to replace the pump. If you could get a seal from Volvo ( I will look it up in a minute) You would have to press the shaft out of the pump and this would more than likely end badly . You would end up replacing it anyway. So replace the pump , If it is just a small drip and the engine is not running hot you can run it but there is no telling when it will all of the sudden just disintegrate.
Q: First I need to take off the belt, remove power steering pump, remove water pump bolts (the bolts are various length), remove water pump pulley (from old pump), install pulley on new pump, install new pump (with gasket and bolts in the right holes), install power steering pump, install belt. Is this the correct order? Can somebody throw any tips at me (somebody who has done it on this vehicle). It's a 2001 WJ with a 4L.
The surface on the engine block is not cleaned properly and is not allowing the new gasket to seal correctly. The other possibility is you have a defective replacement pump. This does sometime occure with parts from the national chains. inspect it closely to make sure the casing is not cracked if it is you need to take it back and get another one.
Q: Installation position of check valve for water pump
Check valves must be installed at the pump's exit and position before the outlet control valve for servicing the check valve.Jiang Yuanyuan 1985's statement has a problem:1. On the flow of water, because the fluid is continuous and incompressible, the water in any part of the pipe will not flow as long as it is cut off in any position in the pipe.2, self suction exhaust is formed within the pump in outlet pipe, check valve installed in the inlet, because the pressure is low, is not conducive to automatically open the check valve, and its resistance, easy to form a vacuum pump and cavitation.
Q: leaking coolant after the car engine has stoppped
Some water pumps have weeping holes, if water is coming out of those then it is definitely your problem.
Our main products are all kinds of centrifugal pumps, displacement pumps and vacuum pumps, such as oil pumps, multi-phase pumps, single stage and double suction centrifugal pumps, horizontal split case pumps, multistage pumps, axial-flow pumps, mixed flow pumps, petrochemical pump and submersible pumps. Besides, our company also manufactures electric motors and sells electric motors, building materials, indoor decoration materials, civil electric equipment, devices and instrumentation, as well as exports our mechanical and electric products.

1. Manufacturer Overview

Location Hunan,China
Year Established 2006
Annual Output Value US$5 Million - US$10 Million
Main Markets 59.00% Mid East
8.00% North America
8.00% Southern Europe
5.00% Eastern Asia
2.00% Africa
2.00% Oceania
2.00% Southeast Asia
2.00% Western Europe
2.00% South America
2.00% Central America
2.00% Northern Europe
2.00% Eastern Europe
2.00% South Asia
2.00% Domestic Market
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a) Trade Capacity
Nearest Port SHANGHAI,GUANGZHOU,DALIAN
Export Percentage 51% - 60%
No.of Employees in Trade Department 6-10 People
Language Spoken: English, Chinese
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Factory Size: Above 100,000 square meters
No. of Production Lines Above 10
Contract Manufacturing OEM Service Offered Design Service Offered Buyer Label Offered
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